body {
padding:0;
background:#F5F5F5;
}
#mainContent {
width:auto;
padding:0;
}
html {
overflow-y:auto;
}
h2 {
margin:10px 0 10px 0;
	   padding-left:0.5em;
}
/* #droite {
	background-color:red;
	position : fixed;
	margin-left: 200px;
} */